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Moisture Proof Flat Square Bottom Bags - 5 OZ to 35 OZ Sizes Available

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Packaging Film Roll

Miss. Yang

fan@dgbpack.com

+86-18002793463

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Moisture Proof Flat Square Bottom Bags - 5 OZ to 35 OZ Sizes Available

Brand Name:	Bright Packaging
Model Number:	Coffee Bag-#25040306
MOQ:	1000
Price:	USD 0.06-0.15 per piece
Payment Terms:	T/T
Supply Ability:	100,000 pieces per day

Detail Information

Product Description

Ratings & Reviews

Detail Information

Place of Origin:

Dongguan,China

Certification:

FDA,BRCS,SGS,GRS,ISO

Volume:

4.4 Oz, 5oz,8.8 Oz,9oz,10oz,18 Oz,35 Oz

Printing:

Gravure Or Digital

Packing:

Carton

Design:

Eight Sides Sealed Standing Up Bag

Artwork:

AI，CDR，EPS, PSD, PDF

T Zipper:

YES

Sample:

Yes

Surface:

Plastic,Kraft Paper Or Custom

One Way Valve:

Optioned

Material:

Kraft Paper/MOPP/PET/METPET/PE

Lead Time:

16-18 Natural Days

Packaging Details:

Carton size 55x35x31 cm for 1000 pieces

Supply Ability:

100,000 pieces per day

Highlight:

5 OZ Flat Square Bottom Bags

35 OZ Flat Square Bottom Bags

Product Description

Moisture Proof Flat Square Bottom Bags - 5 OZ to 35 OZ Sizes Available

Premium Flat-Bottom Side Gusset Coffee Bags

These durable, freshness-protecting bags combine functionality with luxury appeal for whole-bean or ground coffee. Constructed from multi-layer kraft paper (KPET/PE) or matte-finish PET/AL/PE, they feature triple-sealed side gussets for expanded capacity, stable standing, and 360° branding space.

Key Features

Integrated degassing valve preserves aroma while releasing CO₂
Heat-sealable liner blocks oxygen, moisture, UV light, and odors
Customizable with eco-printing, matte/gloss lamination, or embossing
Premium shelf impact with various finishing options

Specifications

Attribute	Details
Material	Outer: Kraft Paper (120-350gsm) + PET/AL Inner: Food-Grade PE Liner (80-150μm) Optional: Matte PET/AL/PE (200-300μm)
Capacity	Customizable: 250g, 500g, 1kg, 2kg Gusset Width: 40-100mm (adjustable)
Key Features	- Flat bottom + side gussets (self-standing) - One-way degassing valve (optional) - Aroma-lock, UV/oxygen/moisture barrier - Tear notch + resealable zipper (optional)
Printing & Finish	- Offset/flexo printing (10-color max) - Matte/gloss lamination, spot UV - Embossing, foil stamping
Certifications	FDA, SGS, ISO22000, BRCGS, Recyclable (kraft paper)
Packaging & MOQ	- MOQ: 1,000 pcs (digital) / 5,000 pcs (offset) - Lead Time: 10-20 days - Packing: 50-200 pcs/box

Product Images

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

Charlotte

United States May 2.2026

Helpful (2090)

I run a small specialty coffee roastery and these 8-side seal bags are an absolute gem. The flat bottom stands perfectly on retail shelves and the quad-seal design gives the bag a premium, structured look. The one-way air valve releases CO2 beautifully while keeping oxygen out, so our freshly roasted beans stay aromatic for weeks. The T-side zip is super intuitive to open and reseal — my customers find it easier than standard zippers. Plus, it’s PE/PE mono-material, meaning it’s fully recyclable. We print our branding on the matte finish and it looks stunning. Highly recommended!

Noah

Australia Feb 4.2026

Helpful (902)

As an online coffee bean retailer, packaging presentation is everything. These quad-seal stand-up bags with air valve have elevated our brand. The 8-side construction makes the bag look like a little gift box when filled, and the T-side zip provides a wide opening for scooping. Our customers say the valve keeps the beans incredibly fresh, even during long transit times across the country,Will reorder.

Lucas

Australia Apr 11.2024

Helpful (75)

Top-notch coffee pouches. The 8-side seal gives excellent stability, no wobbling. The T-side zip is a game changer—so much easier to open and close than standard zippers. The air valve keeps my home-roasted beans fresh. Best part: they’re tough enough to clean and reuse for muesli or dried fruit on camping trips.

Tags:

Eco-Friendly Coffee Bags with Degassing Valve - Biodegradable Kraft/AL Foil, 8oz-5LB Capacity, FDA/CE Certified, Resealable for Freshness, Custom Printing Available

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products details

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Green Packing List Envelopes

Pharmacy Dispensing Bags

Honeycomb Packing Paper

Glassine Paper Bag

Recyclable Plastic Bag

Child Resistant Bag

Coffee Bag

Food Packaging Bag

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Moisture Proof Flat Square Bottom Bags - 5 OZ to 35 OZ Sizes Available

5 OZ Flat Square Bottom Bags

35 OZ Flat Square Bottom Bags

Overall Rating

Rating Snapshot

All Reviews